No. 4.] 



SANITARY MILK. 



73 



Bacteria Tests, Homer Farmers' Milk. 



Any one familiar with the laboratory tests for bacteria of 

 milk from dairy farms will recognize the fact that the above 

 table is a remarkable record. The figures therein are not aver- 

 ages, but what are known as "medians", representing the 

 middle figure of about 50 tests made of each man's milk during 

 the month. In each case there were about 24 samples testing 



